180 GARDENING FOR THE SOUTH. 



flesh white, and exceedingly sweet and excellent ; a fine 

 keeper. 



PuT'ple-top'ped Sivede. — Foliage differs from the foregoing, 

 being smooth and covered with glaucous blooms. It is 

 hardy and very nutritious. The. roots are very large, of 

 an oval tapering form and unlike the foregoing ; the greater 

 their size, the sweeter and more nourishing they become. 

 It keeps until spring. 



Skirving^s Improved Swede. — This is of still better form 

 than the foregoing, the leaves not so large, less smooth 

 and free from bloom ; flesh fine, yellow, and very 

 nutritious. 





Skirving's Swede. 



Commcn White. 





KOOT. 



LEAVES. 



KOOT. 



LEAVES. 



Potassa, 



36.16 



20.36 



48.56 



12.68 



Soda, 



4.99 









Lime, 



11.36 



23.99 



6.73 



28.73 



Magnesia, 



2.44 



2.92 



2.26 



2.85 



Sesquioxide of Iron, 



.28 



1.90 



.66 



.80 



Sulphuric acid, . 



11.26 



6.50 



12.86 



7.83 



Silica, . . . 



1.63 



4.11 



.96 



2.05 



Carbonic acid. 



9.54 



6.16 



14.82 



14.64 



Phosphoric acid. 



12.51 



6.54 



7.65 



3.15 



Chloride of Potassium — 



9.77 





15.56 



Chloride of Sodium, 



9.77 



17.69 



5.44 



10.67 





99.94 



99.94 



99.94 



98.9€ 



Per-centage of Ash in 











the dry substance, 



} 7.30 



11.30 



7.40 



15.2fi 



Per-centaffe of Ash in ) 









fresh substance, 



( .88 



1.61 



.59 



1.82 



The analyses here given are by Way and Ogston 

 They indicate that potash, lime, sulphuric, and phosphoric 

 acid may be applied to this crop with advantage. In 

 practice, however, it is found that the most important ele- 

 aient to be added is phosphate of lime. Either bone dust 



